127692370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 258660864

約数和(自身を除く): 130968494

約数列:

[1, 2, 5, 10, 13, 26, 43, 53, 65, 86, 106, 130, 215, 265, 430, 431, 530, 559, 689, 862, 1118, 1378, 2155, 2279, 2795, 3445, 4310, 4558, 5590, 5603, 6890, 11206, 11395, 18533, 22790, 22843, 28015, 29627, 37066, 45686, 56030, 59254, 92665, 114215, 148135, 185330, 228430, 240929, 296270, 296959, 481858, 593918, 982249, 1204645, 1484795, 1964498, 2409290, 2969590, 4911245, 9822490, 12769237, 25538474, 63846185, 127692370]

約数ペア:

[(1, 127692370), (2, 63846185), (5, 25538474), (10, 12769237), (13, 9822490), (26, 4911245), (43, 2969590), (53, 2409290), (65, 1964498), (86, 1484795), (106, 1204645), (130, 982249), (215, 593918), (265, 481858), (430, 296959), (431, 296270), (530, 240929), (559, 228430), (689, 185330), (862, 148135), (1118, 114215), (1378, 92665), (2155, 59254), (2279, 56030), (2795, 45686), (3445, 37066), (4310, 29627), (4558, 28015), (5590, 22843), (5603, 22790), (6890, 18533), (11206, 11395)]